KR20200134318A - 비디오 인코딩 및 디코딩 - Google Patents

비디오 인코딩 및 디코딩 Download PDF

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KR20200134318A
KR20200134318A KR1020207031532A KR20207031532A KR20200134318A KR 20200134318 A KR20200134318 A KR 20200134318A KR 1020207031532 A KR1020207031532 A KR 1020207031532A KR 20207031532 A KR20207031532 A KR 20207031532A KR 20200134318 A KR20200134318 A KR 20200134318A
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South Korea
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parameter
motion
sample
parameters
inferred
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KR1020207031532A
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English (en)
Korean (ko)
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마테오 나카리
마르타 므락
사베리오 브라시
안드레 세이샤스 디아스
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브리티쉬브로드캐스팅코퍼레이션
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Publication of KR20200134318A publication Critical patent/KR20200134318A/ko

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020207031532A 2018-04-04 2019-03-20 비디오 인코딩 및 디코딩 KR20200134318A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1805569.9A GB2572595B (en) 2018-04-04 2018-04-04 Video encoding and decoding
GB1805569.9 2018-04-04
PCT/GB2019/050776 WO2019193313A1 (en) 2018-04-04 2019-03-20 Video encoding and decoding

Publications (1)

Publication Number Publication Date
KR20200134318A true KR20200134318A (ko) 2020-12-01

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Country Link
US (1) US11317102B2 (zh)
EP (1) EP3777193A1 (zh)
KR (1) KR20200134318A (zh)
CN (1) CN112154667B (zh)
EA (1) EA202092359A1 (zh)
GB (1) GB2572595B (zh)
WO (1) WO2019193313A1 (zh)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8914843D0 (en) * 1989-06-28 1989-08-16 British Aerospace A method of processing video image data for use in the storage or transmission of moving digital images
US7764572B2 (en) * 2004-12-08 2010-07-27 Schlumberger Technology Corporation Methods and systems for acoustic waveform processing
US20060171569A1 (en) * 2005-01-10 2006-08-03 Madhukar Budagavi Video compression with blur compensation
US9014280B2 (en) * 2006-10-13 2015-04-21 Qualcomm Incorporated Video coding with adaptive filtering for motion compensated prediction
EP2048886A1 (en) * 2007-10-11 2009-04-15 Panasonic Corporation Coding of adaptive interpolation filter coefficients
US8270472B2 (en) * 2007-11-09 2012-09-18 Thomson Licensing Methods and apparatus for adaptive reference filtering (ARF) of bi-predictive pictures in multi-view coded video
US9143803B2 (en) * 2009-01-15 2015-09-22 Qualcomm Incorporated Filter prediction based on activity metrics in video coding
KR101660558B1 (ko) * 2009-02-03 2016-09-27 톰슨 라이센싱 비트 깊이 스케일리빌리티에서 스무드 참조 프레임에 의한 모션 보상을 하는 방법들 및 장치
WO2011112237A1 (en) * 2010-03-09 2011-09-15 Thomson Licensing Methods and apparatus for a classification-based loop filter
US9819966B2 (en) * 2010-09-01 2017-11-14 Qualcomm Incorporated Filter description signaling for multi-filter adaptive filtering
US20130083844A1 (en) * 2011-09-30 2013-04-04 In Suk Chong Coefficient coding for sample adaptive offset and adaptive loop filter
US9521423B2 (en) * 2014-06-26 2016-12-13 Sony Corporation Data encoding and decoding apparatus, method and storage medium
US10595050B2 (en) * 2015-11-24 2020-03-17 Samsung Electronics Co., Ltd. Method and apparatus for post-processing intra or inter prediction block on basis of gradient of pixel

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Publication number Publication date
EP3777193A1 (en) 2021-02-17
GB2572595B (en) 2023-03-22
CN112154667A (zh) 2020-12-29
US20210168378A1 (en) 2021-06-03
CN112154667B (zh) 2023-05-23
EA202092359A1 (ru) 2021-06-30
GB201805569D0 (en) 2018-05-16
WO2019193313A1 (en) 2019-10-10
US11317102B2 (en) 2022-04-26
GB2572595A (en) 2019-10-09

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